Removed Gemfile and Gemfile lock, since no longer requires test-unit, and we...

Removed Gemfile and Gemfile lock, since no longer requires test-unit, and we will assume the user has some version of Rake if they want to run the tests.

Gemfile

-source "http://rubygems.org/"
-
-gem "rake"
-gem "test-unit", "2.4.3"

Gemfile.lock

-GEM
-  remote: http://rubygems.org/
-  specs:
-    rake (10.3.2)
-    test-unit (2.4.3)
-
-PLATFORMS
-  ruby
-
-DEPENDENCIES
-  rake
-  test-unit (= 2.4.3)